This demonstration/activity introduces students to the concept of limiting reagent in a chemical reaction. Too often, students think that one can produce more product by using larger quantities of reactants. This demonstration/activity is specifically designed to surprise students and to make them appreciate the concept of stoichiometric quantities.
Xylem and phloem tissues make up the "circulatory" system of a plant. The xylem tissues transport water from the roots to all of the other living tissues, while the phloem tissues transport sugars... read more
Students will investigate how to produce and collect 50mL of a gas using their prior knowledge on stoichiometry and chemical reactions from the SCH3U course. Students are competing in groups to... read more
Author: Kristel-Anne Fernandes, Don Galbraith Award Winner, OISE, University of Toronto This resource includes a reflection on differentiated science instruction in the full-day kindergarten... read more